Features Battery Charger: 1S-3S XT30 parallel charging board, with 30A fuse, XT30 plug, support 6 XT30, 1S, 2S or 3S lithium polymer battery balance charging. Charging Safety: Made of high-quality ABS material, it is sturdy and resistant to falling, no leakage, and built-in short circuit protection function to prevent overcharging or short circuit of each battery. Better Matching: It can be matched with common series chargers, such as IMAXB6 chargers, and can charge 6 groups of 1-3S battery packs of the same type with the same number of cells in parallel. Reliable Use: It can avoid overcharging of single cells, thereby improving the equalization efficiency and greatly shortening the later stage of the equalization charging cycle. Time Saving: The charging time is only for a single battery, which saves the charging time and is very safe and reliable. Great choice for RC helicopters or scale planes. Specification: Item Type: Parallel Charging Board Material: ABS Fuse: 30A fuse.  Package List: 1 x Parallel Charging Board Package List 1 x Parallel Charging Board